Answer:
What asks but never answers?
Born in the ocean and white as snow. When I fall back to water I disappear without a trace.
I have no wallet but I pay my way. I travel the world but in a corner I stay. What am I?
I am used when you jump off a bridge for fun.
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?
Give it food and it will live, give it water and it will die.